<template>
    <div class="mui-numbox" data-numbox-min='1' :data-numbox-max='max'>
        <button class="mui-btn mui-btn-numbox-minus" type="button">-</button>
        <input id="test" class="mui-input-numbox" type="number" value="1" @change="countChanged" ref="numtxt" />
        <button class="mui-btn mui-btn-numbox-plus" type="button">+</button>
    </div>
</template>


<script>
import mui from "../../lib/mui/js/mui.min.js";
export default {
    props: ['max'],
    watch: {
        // 属性监听
        'max': function(newVal, oldVal) {
            // 使用 JS API 设置 numbox 的最大值
            mui(".mui-numbox")
                .numbox()
                .setOption("max", newVal);
        }
    },
    mounted() {
        mui('mui-numbox').numbox()
    },
    methods: {
        countChanged() {
            // console.log(this.$refs.numtxt.value)
            this.$emit("getcount", parseInt(this.$refs.numtxt.value))
        }
    }
}
</script>


<style lang="scss" scoped>

</style>
